This prospectus will allow us to issue up to a total of 7,000,000 shares of our
$.01 par value common stock from time to time at prices and on terms to be
determined at or prior to the time of the offering. We will provide you with
specific terms of any offering in one or more supplements to this prospectus.
You should read this document and any prospectus supplement carefully before you
invest.

The selling stockholders identified in this prospectus may sell, pursuant to
this prospectus, up to 2,415,035 shares of our common stock, including 1,415,035
shares issuable upon exercise of outstanding warrants and conversion of
outstanding preferred stock. We will not receive any proceeds from the sale of
shares by the selling stockholders.

Our common stock is listed on the Nasdaq SmallCap Market under the symbol "BBAL"
and on the Boston Stock Exchange under the symbol "BIB." On September 10, 2003,
the last reported sale price of our common stock on Nasdaq was $3.69 per share.
Prospective purchasers of common stock are urged to obtain current information
as to the market prices of our common stock.

YOU SHOULD CONSIDER CAREFULLY THE RISKS THAT WE HAVE DESCRIBED IN "RISK
FACTORS", BEGINNING ON PAGE 5, BEFORE DECIDING WHETHER TO INVEST IN OUR COMMON
STOCK.

NEITHER THE SECURITIES AND EXCHANGE COMMISSION NOR ANY STATE SECURITIES
COMMISSION HAS APPROVED OR DISAPPROVED OF THESE SECURITIES OR DETERMINED IF THIS
PROSPECTUS IS TRUTHFUL OR COMPLETE. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.